microcontroller
AT89C55WD-24PU
Symbol
Footprint
3D Model
Pin Map
| Pin | Name | Type | Mount | Shape | Width × Height (mm) | Drill (mm) |
|---|---|---|---|---|---|---|
| P1.0(T2) | input | THT | rect | 1.8×1.8 | 1 | |
| P1.1(T2EX) | output | THT | circle | 1.8×1.8 | 1 | |
| P1.2 | io | THT | circle | 1.8×1.8 | 1 | |
| P1.3 | passive | THT | circle | 1.8×1.8 | 1 | |
| P1.4 | passive | THT | circle | 1.8×1.8 | 1 | |
| P1.5 | passive | THT | circle | 1.8×1.8 | 1 | |
| P1.6 | passive | THT | circle | 1.8×1.8 | 1 | |
| P1.7 | passive | THT | circle | 1.8×1.8 | 1 | |
| RST | input | THT | circle | 1.8×1.8 | 1 | |
| P3.0(RXD) | passive | THT | circle | 1.8×1.8 | 1 | |
| P3.1(TXD) | passive | THT | circle | 1.8×1.8 | 1 | |
| P3.2(INT0#) | passive | THT | circle | 1.8×1.8 | 1 | |
| P3.3(INT1#) | passive | THT | circle | 1.8×1.8 | 1 | |
| P3.4(T0) | passive | THT | circle | 1.8×1.8 | 1 | |
| P3.5(T1) | passive | THT | circle | 1.8×1.8 | 1 | |
| P3.6(WR#) | passive | THT | circle | 1.8×1.8 | 1 | |
| P3.7(RD#) | passive | THT | circle | 1.8×1.8 | 1 | |
| XTAL2 | passive | THT | circle | 1.8×1.8 | 1 | |
| XTAL1 | passive | THT | circle | 1.8×1.8 | 1 | |
| GND | ground | THT | circle | 1.8×1.8 | 1 | |
| P2.0(A8) | passive | THT | circle | 1.8×1.8 | 1 | |
| P2.1(A9) | passive | THT | circle | 1.8×1.8 | 1 | |
| P2.2(A10) | passive | THT | circle | 1.8×1.8 | 1 | |
| P2.3(A11) | passive | THT | circle | 1.8×1.8 | 1 | |
| P2.4(A12) | passive | THT | circle | 1.8×1.8 | 1 | |
| P2.5(A13) | passive | THT | circle | 1.8×1.8 | 1 | |
| P2.6(A14) | passive | THT | circle | 1.8×1.8 | 1 | |
| P2.7(A15) | passive | THT | circle | 1.8×1.8 | 1 | |
| PSEN# | passive | THT | circle | 1.8×1.8 | 1 | |
| ALE/PROG# | passive | THT | circle | 1.8×1.8 | 1 | |
| EA#/VPP | passive | THT | circle | 1.8×1.8 | 1 | |
| P0.7(AD7) | passive | THT | circle | 1.8×1.8 | 1 | |
| P0.6(AD6) | passive | THT | circle | 1.8×1.8 | 1 | |
| P0.5(AD5) | passive | THT | circle | 1.8×1.8 | 1 | |
| P0.4(AD4) | passive | THT | circle | 1.8×1.8 | 1 | |
| P0.3(AD3) | passive | THT | circle | 1.8×1.8 | 1 | |
| P0.2(AD2) | passive | THT | circle | 1.8×1.8 | 1 | |
| P0.1(AD1) | passive | THT | circle | 1.8×1.8 | 1 | |
| P0.0(AD0) | passive | THT | circle | 1.8×1.8 | 1 | |
| VCC | power | THT | circle | 1.8×1.8 | 1 |
Key Parameters
Frequency
24MHz
Save parts to a list and design PCBs from them
Details
- Category
- microcontroller
- MPN
- AT89C55WD-24PU
- Manufacturer
- Microchip Technology
- Package
- DIP-40
- Footprint
- DIP-40_L52.3-W13.9-P2.54-LS15.2-BL
- JLCPCB
- C48867
- LCSC
- C48867
- Lifecycle
- active
- Mounting
- THT
- RoHS
- Compliant
- MSL
- MSL 1
- ECCN
- EAR99
JLCPCB Stock & Pricing
In Stock(19 pcs)
1-9 pcs$8.0498
10-29 pcs$6.9815
30-99 pcs$6.3309
100-101 pcs$5.7864
102-103 pcs$5.7864
104+ pcs$5.7864